.box {
    width: 100%;
}
.content {
    width: 600px;
    margin: 100px auto;
}
.content>div {
    padding: 20px;
    border: 1px solid;    
}
.content>div>.button{
    width: 100%;
    position: relative;
    margin-bottom: 40px;
    margin-top: 20px;
}
.content>div>.button>button{
    position: absolute;
    right: 20px;
    color: #fff;
    background: green;
    border: none;
    cursor: pointer;
}
.content p {
    color: blue;
    font-size: 30px;
}
.content .content_name {
    margin-top: 20px;
    margin-bottom: 20px;
}